. >> cal fire reports 16 people injured including seven taken to the hospital. the area is under a winter weather advisory tonight. >> well, right here in the bay area, temperatures are dropping for what could be dropping for what could be one of the coldest nights of the season. >> spencer christian is here and he is tracking the current condition. >> first of all you can see we have clear skies. these cloud free skies will allow for temperatures to plummet and indeed they will do so. we do have a freeze warning in affect from 3:00 a.m. to 8:00 a.m. for the north bay hills and valleys. the low temperatures will drop between 25 and 30 degrees. freeze damage is a possibility. for most of the remainder of the bay area, a frost advisory is in affect for the same hours 3:00 a.m. to 8:00 a.m. after the cold comes the wet. we have lots of rain coming our way. i will show you that in the seven-day forecast. carolyn? >> spencer, thank you. in the south bay, an all clear from police after a report of a gunman lead to a college campus lock down for several hours in san jo